Next, skim the bath with newspaper strips to remove tested colors, then quickly apply colors to cover the entire surface, using any of the following tools: eyedropper
, which produces single circles and circles within circles; paintbrush, which makes smaller, less controlled circles; broom-bristle whisk, which creates a splattering of dots.
You need: bread, an apple slice, sugar, a potato slice, cheese, flour, lettuce, a chocolate chip cookie, iodine, an eyedropper
, wax paper
If you plan to take the birds to shows where they can be exposed to disease, order inoculants for Newcastle and bronchitis (administered in the water), pox (carried by mosquitoes; birds get a simple auto-applied shot), and laryngotracheitis (administer with an eyedropper
We began feeding him formula with an eyedropper
, into his mouth, drop by drop, again and again.
Materials: two apple slices * plate * vanilla extract * eyedropper
* cotton ball * paper and pencil
That's okay: there's a "simple" way to test acidity without one--"simple," in the homestead context of course, meaning it's a lot of work but all it requires is a few small glasses and jars, an eyedropper
, a little baking soda, a small amount of store-bought vinegar and a head of red cabbage.
Materials: 3 sheets of black construction paper * teaspoon * flour * eyedropper
* water * meter stick * paper and pencil
We fed our show breeders Gatorade with an eyedropper
(1/4 cup two times a day).
knife * 8 oz of frosting * two feet of waxed paper * two graham crackers * water * eyedropper
Raising him with an eyedropper
of milk and a hot-pad for warmth (he almost fried one night), Barbara trained him to the point where he had the run of the house.
You'll Need * Sugar cubes (21 cubes per group of 3 or 4 students) * Glue * 12.5-centimeter-by-12.5centimeter (5-inch-by-5-inch) piece of cardboard * Clock or stopwatch * Blow dryer * Eyedropper
* Water Procedure:  1.
Caption: Figure 2 The fluid-gel that we have developed as an eye drop is shear responsive, meaning that it can be ejected through an eyedropper
(top left), before solidifying across a surface (top right) and being retained on a surface (bottom right).